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| author | Viresh Kumar <viresh.kumar@linaro.org> | 2018-11-05 14:21:55 +0300 |
|---|---|---|
| committer | Ingo Molnar <mingo@kernel.org> | 2018-11-12 08:17:52 +0300 |
| commit | 1da1843f9f0334e2428308945d396ffecc2acfe1 (patch) | |
| tree | 130afa62742c2b90671bd2e0e697b89d3aaeeda9 /kernel/sched/fair.c | |
| parent | b5c0ce7bd1848892e2930f481828b6d7750231ed (diff) | |
| download | linux-1da1843f9f0334e2428308945d396ffecc2acfe1.tar.xz | |
sched/core: Create task_has_idle_policy() helper
We already have task_has_rt_policy() and task_has_dl_policy() helpers,
create task_has_idle_policy() as well and update sched core to start
using it.
While at it, use task_has_dl_policy() at one more place.
Signed-off-by: Viresh Kumar <viresh.kumar@linaro.org>
Signed-off-by: Peter Zijlstra (Intel) <peterz@infradead.org>
Acked-by: Daniel Lezcano <daniel.lezcano@linaro.org>
Cc: Linus Torvalds <torvalds@linux-foundation.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Thomas Gleixner <tglx@linutronix.de>
Cc: Vincent Guittot <vincent.guittot@linaro.org>
Link: http://lkml.kernel.org/r/ce3915d5b490fc81af926a3b6bfb775e7188e005.1541416894.git.viresh.kumar@linaro.org
Signed-off-by: Ingo Molnar <mingo@kernel.org>
Diffstat (limited to 'kernel/sched/fair.c')
| -rw-r--r-- | kernel/sched/fair.c | 10 |
1 files changed, 5 insertions, 5 deletions
diff --git a/kernel/sched/fair.c b/kernel/sched/fair.c index 2cac9a469df4..d1f91e6efe51 100644 --- a/kernel/sched/fair.c +++ b/kernel/sched/fair.c @@ -6529,7 +6529,7 @@ wakeup_preempt_entity(struct sched_entity *curr, struct sched_entity *se) static void set_last_buddy(struct sched_entity *se) { - if (entity_is_task(se) && unlikely(task_of(se)->policy == SCHED_IDLE)) + if (entity_is_task(se) && unlikely(task_has_idle_policy(task_of(se)))) return; for_each_sched_entity(se) { @@ -6541,7 +6541,7 @@ static void set_last_buddy(struct sched_entity *se) static void set_next_buddy(struct sched_entity *se) { - if (entity_is_task(se) && unlikely(task_of(se)->policy == SCHED_IDLE)) + if (entity_is_task(se) && unlikely(task_has_idle_policy(task_of(se)))) return; for_each_sched_entity(se) { @@ -6599,8 +6599,8 @@ static void check_preempt_wakeup(struct rq *rq, struct task_struct *p, int wake_ return; /* Idle tasks are by definition preempted by non-idle tasks. */ - if (unlikely(curr->policy == SCHED_IDLE) && - likely(p->policy != SCHED_IDLE)) + if (unlikely(task_has_idle_policy(curr)) && + likely(!task_has_idle_policy(p))) goto preempt; /* @@ -7021,7 +7021,7 @@ static int task_hot(struct task_struct *p, struct lb_env *env) if (p->sched_class != &fair_sched_class) return 0; - if (unlikely(p->policy == SCHED_IDLE)) + if (unlikely(task_has_idle_policy(p))) return 0; /* |